<template>
  <div style="border: 1px solid #ccc">
    <Toolbar
        style="border-bottom: 1px solid #ccc"
        :editor="editorRef"
        :defaultConfig="toolbarConfig"
        :mode="mode"
    />
    <Editor
        style="height: 500px; overflow-y: hidden;"
        v-model="valueHtml"
        :defaultConfig="editorConfig"
        :mode="mode"
        @onCreated="handleCreated"
        @input="input"
    />
    <h1>{{content1}}</h1>
  </div>
</template>

<script>
import '@wangeditor/editor/dist/css/style.css' // 引入 css

import {onBeforeUnmount, toRefs,  toRef,ref, shallowRef, onMounted, defineComponent} from 'vue'
import { Editor, Toolbar } from '@wangeditor/editor-for-vue'

export default defineComponent({
  name: "wang-editor",
  props:{
    content1: String,
  },
  emits: ["showCityName"],
  components: { Editor, Toolbar },
  setup(props) {
    // 编辑器实例，必须用 shallowRef
    const editorRef = shallowRef();

    // 内容 HTML
    const valueHtml = ref('<p>'+props.content1+'</p>') ;
    const input = () => {
      console.log("valueHtml:"+valueHtml.value);
    }
    // 模拟 ajax 异步获取内容
    onMounted(() => {
      // setTimeout(() => {
      //   valueHtml.value = '<p>模拟 Ajax 异步设置内容</p>'
      // }, 1500)
    })

    const toolbarConfig = {}
    const editorConfig = { placeholder: '请输入内容...' }

    // 组件销毁时，也及时销毁编辑器
    onBeforeUnmount(() => {
      const editor = editorRef.value
      if (editor == null) return
      editor.destroy()
    })

    const handleCreated = (editor) => {
      editorRef.value = editor // 记录 editor 实例，重要！
    }

    return {
      editorRef,
      valueHtml,
      mode: 'default', // 或 'simple'
      toolbarConfig,
      editorConfig,
      handleCreated,
      input
    };
  }
})
</script>